Maddy, Goddess of Murder

Undying, Deathtouch
At the beginning of your endstep create a 1/1
black Crow with flying and deathtouch.
{3}: Put a murder counter on target creature.
When target creature dies create 1/1 black
Crow tokens with flying and deathtouch equal to
it's power.
"No, mortal. You will not see the end of this day"